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Figure 3–53 Downloading Controller Firmware
6. Enter the TFTP server’s IP address: TFTP <IP_address>
7. Enter the firmware path and filename: TFTP <filename>
8. For the couplet controller configuration, connect and log into the other controller. Repeat Steps 4-
7 above to update the firmware.
9. Enter RESTART to restart the unit(s).
NOTE :
RESTART can be done at a later time.
10. (For dual mode only): After both controllers are back on-line, use the DUAL command to verify
that both controller units are healthy. If either controller shows failed, login to the healthy
controller and issue the DUAL HEAL command.
3.6 Remote Login Management
TELNET ENABLE allows the administrator to temporarily enable the establishment of a remote Telnet
session. Use the TELNET command to display the current setting.
TELNET DISABLE allows the administrator to temporarily disable the establishment of a remote Telnet
session.
NOTE :
Telnet capability is reset to ON after a controller restart. To turn off Telnet access
permanently, use the NETWORK command.
TELNET STATS allows the administrator to view various statistics maintained on remote Telnet
sessions (Figure 3–54). These statistics are kept from the time that the system is powered on.